friendly fire n. (Mil.) Weapons fire (9), such as artillery or aerial bombardment, from one's own forces; used mostly when troops do damage or cause casualties among their own forces; as, the tank was hit by friendly fire.
... of ancestral sleep and dream: they seemed so familiar and well known. Behind him blinked the little friendly fire in the forest, link with the outer world he must not lose. He would find the children there when he went back, lively from their scamper among the stars; and, meanwhile, he was quite content to wander down these corridors in the floor of Night and taste their ... — A Prisoner in Fairyland • Algernon Blackwood
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